3,4,4',5-Tetrachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Metribuzin-diketo, 100 µg/ml, Acetonitrile, 1ml

Diclofenac-13C6, 1mg

1-Nitropyrene-d9, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 93487-20-8